Japanese-English scorer dictionary (和英スコアラー辞典)

General
シューティングゲーム - shûtingu gêmu – shmup
弾幕 - danmaku - bullet hell
ゲームセンター (short: ゲーセン) - gêmusentâ (gêsen) - arcade
基板 (counter -枚 -mai) - kiban - PCB, circuit board
筐体 (counter -台 -dai) - kyôtai - cabinet, candy cab
移植 - ishoku - port
...無印 - muin - vanilla version, original game
e.g. デススマイルズ無印 - desusumairuzu muin - Deathsmiles (the original, not Mega Black Label), 怒首領蜂無印 - dodonpachi muin - Dodonpachi (the original, not DOJ, DFK etc.)
初代... - shodai - the first in a series, original
e.g. 初代ガンバード - shodai ganbâdo - the first Gunbird (not Gunbird 2)
画面 - gamen - screen
画面外 - gamengai - offscreen
自機 - jiki - player ship
周 (e.g. 一周目、二周目) - shû (isshûme, nishûme) - loop (first loop, second loop)
面 (e.g. 一面、二面) - men - stage, level (stage 1, stage 2)
e.g. 一の三、二の五 - ichi-no san, ni-no go - stage 1-3, stage 2-5
(ハイ)スコア - (hai)sukoa - (high)score
スコアラー - sukoarâ - score-oriented player (someone who plays for score instead of 1ccs & survival)
稼ぐ (noun: 稼ぎ) - kasegu (kasegi) - to score (scoring)
弾 - tama - bullet
攻撃 - kôgeki - attack pattern
敵 - teki - enemy
雑魚 - zako - popcorn enemy, zako
中型機 - chûgataki - midsized enemy
ボス - bosu - boss
中ボス - chûbosu - midboss
真ボス - shin-bosu - true last boss (short: TLB)
形態 - keitai - form / phase (of a boss)
第一形態, 第二形態, … - daiichi keitai, daini keitai, … - first form, second form, … (of a boss)
ショット - shotto - shot
ボム (counter -発 -hatsu) - bomu - bomb
レーザー - rêzâ - laser
オーラ - ôra - aura
リハビリ - rihabiri - derusting, relearning a game
通しプレイ - tôshi purei - no-reset run
自己ベスト (short: 自己ベ) - jiko besuto (jikobe) - private best (short: PB)
全国一位 (short: 全一) - zenkoku ichii (zen'ichi) - best score in the country (usually referring to Japan)
世界記録 - sekai kiroku - world record (short: WR)
攻略 - kôryaku - strategy
パターン - patân - route
連射 - rensha - autofire
押し続ける - oshi-tsuzukeru - to hold down (a button)
ぼたん - botan - button
レバー - rebâ - joystick
残機 - zanki - remaining lives
工場出荷設定 / デフォルト設定 - kôjô shukka settei / deforuto settei - default settings
入力遅延 - nyûryoku chien - input lag
電源パターン (short: 電パ) - dengen patân (short: denpa) - to reset the game before each credit (e.g. to normalize rank, item order, or random stage order)

Gameplay
チェイン - chein - chain (e.g. in Ikaruga)
コンボ - konbo - chain (e.g. in DDP)
繋がる - tsunagaru - to hold a chain (lit: to connect)
コンボが切れる - konbo-ga kireru - to break a chain
素点 - soten - base value
倍率 - bairitsu - multiplier
撃ち込み点 - uchikomi ten - chip points, tick points
走行点 - sôkô ten - survival points (e.g. in Mushi Futari BL Original)
決めボム - kime-bomu - planned bomb
オーラ撃ち - ôra uchi - using the aura to deal extra damage
貫通弾 - kantsû dan - piercing bullets
当たり判定 - atari hantei - hitbox
無敵 - muteki - invincibility
ランク - ranku - rank
接射 / 張り付き - sessha / haritsuki - pointblank
速攻 - sokkô - speedkill
早回し - haya-mawashi - speedkilling an enemy to spawn bonus sets of enemies (e.g. in Ikaruga)
安全地帯 (short: 安地) - anzen chitai (anchi) - safe spot
開幕 / 序盤 - kaimaku / joban - opening part of a level
道中 - dôchû – the part of a level before the boss
復活地点 - fukkatsu chiten - checkpoint
戻り復活 - modori fukkatsu - respawn at a checkpoint
その場復活 - sonoba fukkatsu - instant respawn
相打ち - ai-uchi - double K.O. (killing yourself shortly after a boss has died and get set back to the last checkpoint, e.g. R-Type II)
カウンターストップ (short: カンスト) - kauntâstoppu (kansuto) - counterstop
永久パターン (short: 永パ) - eikyû patân (eipa) - infinite pattern
弾消し - tama-keshi - bullet cancelling
弾封じ / 封印 - tama-fûji / fûin - bullet sealing
キャラオーバー - kyara-ôbâ - sprite overflow
処理落ち - shori-ochi - slowdown
(残機)潰し - (zanki) tsubushi - intentional suicide (in games with checkpoints e.g. R-Type 2)
自爆 - jibaku - 1) intentional suicide (e.g. in Battle Garegga); 2) self-destruct of a boss because of a timeout
目印 - mejirushi - cue, indicator

Dodging bullets
弾避け - tama-yoke (alt. reading: tame-sake; passim) - bullet dodging
かする - kasuru - bullet grazing, scratching
撃ち返し - uchikaeshi - suicide bullet, revenge bullet
アドリブ / 気合避け - adoribu / kiai-yoke - dodging relying on reflexes, improvising
チョン避け - chon-yoke - tap-dodging
切り返す - kirikaesu - to do a cutback
誘導する - yûdô-suru - streaming, misdirecting (lit. leading)
詰まる, 詰む - tsumaru, tsumu - getting trapped into an undodgeable pattern
嘘避け - uso-yoke - luck dodge
初見殺し - shoken-goroshi - blind killer (a situation that is most likely to kill the player without any prior knowledge)
自機狙い(弾) - jiki nerai (dan) - aimed shot
固定弾 - kotei dan - fixed shot (i.e. not aimed)
誘導ミサイル - yûdô misairu - homing missile
連射弾 - rensha dan - rapid fire shot, bullet stream
扇(状)弾 - ôgi(jô) dan - fan-shaped bullet pattern
全方位弾 - zenhôi dan - multidirectional bullet pattern (i.e. emitted in a circle-shape)
発狂 - hakkyô - final attack of a boss that is particularly crazy (e.g. last pattern of Hibachi or DOOM)

Game-specifics
勲章 - kunshô - medal (various games)
五箱 - gohako - 5-chip (Ketsui)
空ロック - kara-rokku - empty-lock (Ketsui)
ずらし押し空ロック - zurashi-oshi kara-rokku - zako empty-lock (Ketsui)
簾 - sudare - bamboo screen (last pattern of the TLB in Ketsui)
琥珀 - kohaku - jewels (lit. amber; Mushihimesama)
金塊 - kinkai - gold (ESP Galuda)
ふぐ刺し - fugusashi - sliced pufferfish (last pattern of the TLB in DDP)
洗濯機 - sentakuki - washing machine (last pattern of the TLB in DDP DOJ)
マグナム - magunamu - the chain that gives 10mil+ in 1-5 (Donpachi)
ファントム - fantomu - the chain that gives 10mil+ in 2-5 (Donpachi)
吸収する - kyûshû-suru - to absorb [bullets] (e.g. Ikaruga)

Game-specifics (Battle Garegga)
機雷、ナパーム - kirai, napâmu - Black Heart's grenades (lit. sea mine, napalm)
臨死 - rinshi - suicide trick on the flamginoes with Gain/Chitta (lit. near-death)
イカ - ika - squid (alt. name for Glow Squid's final form)
2回取り - nikai-dori - getting double points from the laser turrets in stage 6 (lit. taking it twice)
予選 - yosen - the first five stages of the game (lit. preliminary round)
本選 - honsen - stages 6 and 7 (lit. final round)
スレパ - surepa (short for sureiyâ pâtsu スレイヤーパーツ) - the parts of Slayer in stage 3, which you have to destroy with weapon
戦艦 - senkan - flying platforms in stage 5 (lit. battleship)
鉄骨 / 鉄橋 - tekkô / tekkyô - medal rails at the end of stage 4 (lit. steel frames / iron bridges)
帰宅 - kitaku - timeout of a boss (lit. returning home)
破片 - hahen - shrapnel in stage 7 when the last boss breaks out of the carrier (lit. fragments)
カスボム - kasu-bomu - incomplete bomb



Thank you:
@Arasaka9
@Agamerlike
http://mtlayk.web.fc2.com/Game/Garegga/Gare_Word.htm